package kr.hkit.powerjava.chapter24;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;

public class CopyFileReader {
	public static void main(String[] args) {
		FileReader fr = null;
		FileWriter fw = null;
		BufferedReader br = null;
		BufferedWriter bw = null;
		PrintWriter pw = null;
		try {
			br = new BufferedReader(new FileReader("input.txt"));
			pw = new PrintWriter(new FileWriter("output2.txt"));
			
			int c;
//			while((c = fr.read()) != -1) {
//				System.out.format("%s", (char)c);
//				fw.write(c);
//			}
			String line;
			while((line = br.readLine()) != null) { //파일끝에 도달하면 null돌려줌
				pw.println(line);
			}
			
		} catch (FileNotFoundException e) {
			System.err.format("%s%n","파일이 존재하지 않음");
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			if(br != null) {
				try { br.close(); } catch(Exception e) {}
			}
			if(pw != null) {
				try { pw.close(); } catch(Exception e) {}
			}
		}
	}
}